Finding the Fourth Proportional to 107,317.82, 148,068.58 and 67,072.48

Step by Step Solution

1. Step 1: Write the proportion equation
   107,317.82 : 148,068.58 = 67,072.48 : x
2. Step 2: Convert to fraction form
   107,317.82/148,068.58 = 67,072.48/x
3. Step 3: Cross multiply
   107,317.82x = 148,068.58 × 67,072.48
4. Step 4: Simplify right side
   107,317.82x = 9,931,326,870.68
5. Step 5: Solve for x
   x = 9,931,326,870.68/107,317.82
6. Step 6: Final answer
   x = 92,541.27